KAUST researchers, in collaboration with Nanyang Technological University, have discovered a unique chiral structure in gold nanowires. The nanowires exhibit a Boerdijk-Coxeter-Bernal (BCB) helix structure, achieved through a seed-mediated substrate growth method, reaching a minimum diameter of 3 nanometers. High-resolution transmission electron microscopy (HRTEM) at KAUST was crucial in revealing the structure. Why it matters: This breakthrough in chiral metallic nanowire production could lead to advancements in chemical separation, sensing, and catalysis due to the unique properties of chiral crystals.
KAUST researchers led by Andrea Fratalocchi are developing a nanomaterial, initially recognized as the "blackest black" by Guinness World Records, to enhance solar cell efficiency. The material, made from gold nanoparticles, absorbs over 99% of visible light and 98% of infrared. The team is working to create the material from less costly alternatives to gold for energy production applications. Why it matters: This research could lead to significant advancements in solar energy harvesting, addressing a critical need for efficient light absorption in renewable energy technologies within the region and globally.
KAUST startup Quantum Solutions manufactures quantum dots, semiconducting nanoparticles that emit light with controllable energy. These dots are being explored for applications including displays, photodetectors, and solar cells. Quantum dots can enhance the efficiency of silicon solar panels by absorbing infrared light. Why it matters: This highlights the potential of KAUST-incubated startups to contribute to advanced materials science and renewable energy technologies in the region.
KAUST researchers have developed an enhanced hot-electron nanoscopy technique. The new method improves the resolution and sensitivity of mapping materials at the nanoscale. Why it matters: This advancement can accelerate materials science research and development in areas relevant to the GCC, such as sustainable energy and advanced manufacturing.
KAUST Ph.D. student Hui-Chun Fu and postdoctoral fellow Purushothaman Varadhan won awards at the 2018 NANO Conference in Hong Kong for their photoelectrochemical research. They received the Materials Today Rising Star Poster Award (Silver) and the NANO2018 Session Theme Poster Award. Their research focuses on converting solar energy into storable fuels like hydrogen through solar-driven water splitting. Why it matters: This recognition highlights KAUST's contributions to renewable energy research, crucial for the GCC's transition to sustainable energy sources.
KAUST Ph.D. student Amal Mohammed Alamri was a finalist in the July 2018 IEEE nanoArt Competition, part of the 18th IEEE International Conference on Nanotechnology in Cork, Ireland. Her work, displayed at University College Cork and Crawford/CIT Gallery, involved stacking n-type MoS2 single crystal with p-type perovskite CH3NH3PbBr3 single crystal. Alamri's IEEE Nano paper entitled "Photonic Single Crystal Heterostructures based on Perovskites/Molybdenum disulfide" was also presented at the conference. Why it matters: This highlights KAUST's contribution to nanotechnology research and its students' participation in international scientific events.
Researchers at KAUST have developed a nanocomposite material that converts X-rays into light with nearly 100% efficiency. The material combines a metal-organic framework (MOF) containing zirconium with an organic TADF chromophore. This design achieves high resolution and sensitivity in X-ray imaging, potentially reducing medical imaging doses by a factor of 22. Why it matters: This innovation could lead to more efficient and safer medical imaging and security screening technologies in the region and beyond.
A KAUST team led by Hossein Fariborzi won second place in the MEMS Design Contest for their "MEMS Resonator for Oscillator, Tunable Filter and Re-Programmable Logic Applications." The device is runtime-reprogrammable, allowing the function of each device in the circuit to be changed during operation. The KAUST team demonstrated that two MEMS resonators could replace over 20 transistors in applications like digital adders, reducing digital circuit complexity. Why it matters: This innovation could significantly reduce power consumption, chip area, and manufacturing costs in microprocessors, advancing the development of energy-efficient microcomputers in the region.